RUKO HGB-DIN352-HSS-60°-č.3 ručný závitník M3 x 0,5 mm, HSS, blank

The RUKO HGB-DIN352-HSS-60°-Nr.3 is a precision hand tap for cutting metric coarse threads, distinguished by its finishing tap designation (Nr. 3) which delivers the final thread form with high accuracy. Unlike starter taps, this tool is intended for the last pass, ensuring a clean, dimensionally accurate thread in through or blind holes.

Highlights

• Conforms to DIN 352 for hand taps
• Metric coarse thread M3 with 0.5 mm pitch
• Made from high-speed steel (HSS) for durability
• Finishing tap (Nr. 3) for final thread cutting
• 60° thread angle
• Right-hand cutting direction
• Square drive shank for secure tool holding
• Bright (uncoated) surface

In daily use

This tap is suitable for general-purpose threading in metalworking applications. It is designed for both through and blind holes, and its three flutes provide efficient chip evacuation. The square drive shank fits standard tap wrenches, allowing controlled manual operation. The HSS material offers a good balance of hardness and toughness, making it a reliable choice for workshop use.

Full specifications

• Tool Type: Hand Tap
• Standard: DIN 352
• Thread Type: Metric Coarse Thread
• Nominal Diameter: M3
• Thread Pitch: 0.5 mm
• Material: HSS (High-Speed Steel)
• Tap Type: Finishing Tap (Nr. 3)
• Thread Angle: 60°
• Application: General purpose for through and blind holes
• Cutting Direction: Right-hand cut
• Shank Type: Square drive
• Overall Length (L1): 45 mm
• Thread Length (L2): 11 mm
• Shank Diameter (d2): 3.0 mm
• Square Drive (k): 2.4 mm
• Tolerance Class: ISO 2 (6H)
• Surface Treatment: Bright (uncoated)
• Number of Flutes: 3

Final note

RUKO's HGB-DIN352-HSS-60°-Nr.3 is a dependable finishing tap for producing accurate M3 threads, backed by the brand's commitment to quality cutting tools.